class_docstr: wappwer of abstrcat Loss 
docstr: config property 
docstr_tok: ["config","property"]
code: def config(self):
      """config property"""
      return self._config
  
file_path: delta/delta/utils/loss/base_loss.py
imports: import abc
  import delta.compat
  from delta.utils import summary
label_desc: Use image node_id 2 for calling the Loss obj's underlying member method code with example usage: obj.config() and returns: self